/Engine/Source/Editor/UnrealEd/Classes/Editor/AssetReferenceFilter.h
Filter function to pass/fail an asset. Called in some situations that are performance-sensitive so is expected to be fast.
bool PassesFilter ( const [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) & AssetData, [FText](API\Runtime\Core\Internationalization\FText) * OutOptionalFailureReason ) const